The technological conscience of this effort is the jet propulsion laboratory's chief engineer, Gentry Lee.

技术方面的成就来自喷气推进实验室的总工程师真特瑞·李。

One model being developed at NASA's jet propulsion laboratory is only a couple centimeters on each side.

NASA的噴射推進實驗室開發出一種模型每边只有几公分宽。

In the Summer of 2003, NASA's jet propulsion laboratory, delivered two exploration spacecrafts, to the surface of Mars.

在2003年夏季，NASA的喷气推进实验室派出了两台探测飞船，到火星的表面去。